[Bug 1398025] [NEW] Errors messages like "error: /dev/sdb: No medium found" on booting

[Sworddragon]

Public bug reported:

I'm using Ubuntu 15.04 dev with udev 217-1ubuntu1 and for a few days I'm
seeing on every boot errors like "error: /dev/sdb: No medium found".
Here is the content of /var/log/boot.log:

Begin: Loading essential drivers ... done.
Begin: Running /scripts/init-premount ... done.
Begin: Mounting root file system ... Begin: Running /scripts/local-top ... done.
Begin: Running /scripts/local-premount ... error: /dev/sdb: No medium found
error: /dev/sdc: No medium found
error: /dev/sdd: No medium found
error: /dev/sde: No medium found
error: /dev/sdb: No medium found
error: /dev/sdc: No medium found
error: /dev/sdd: No medium found
error: /dev/sde: No medium found
done.
Begin: Running /scripts/local-bottom ... done.
done.
Begin: Running /scripts/init-bottom ... done.
 * Setting up X socket directories...        
[ OK ]
 * cryptswap1 (running)...         * Starting early crypto disks...        
[ OK ]

** Affects: udev (Ubuntu)
     Importance: Undecided
         Status: New

** Summary changed:

- error: /dev/sdb: No medium found
+ Errors messages like "error: /dev/sdb: No medium found" on booting

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https://bugs.launchpad.net/bugs/1398025

Title:
  Errors messages like "error: /dev/sdb: No medium found" on booting

Status in udev package in Ubuntu:
  New

Bug description:
  I'm using Ubuntu 15.04 dev with udev 217-1ubuntu1 and for a few days
  I'm seeing on every boot errors like "error: /dev/sdb: No medium
  found". Here is the content of /var/log/boot.log:

  Begin: Loading essential drivers ... done.
  Begin: Running /scripts/init-premount ... done.
  Begin: Mounting root file system ... Begin: Running /scripts/local-top ... done.
  Begin: Running /scripts/local-premount ... error: /dev/sdb: No medium found
  error: /dev/sdc: No medium found
  error: /dev/sdd: No medium found
  error: /dev/sde: No medium found
  error: /dev/sdb: No medium found
  error: /dev/sdc: No medium found
  error: /dev/sdd: No medium found
  error: /dev/sde: No medium found
  done.
  Begin: Running /scripts/local-bottom ... done.
  done.
  Begin: Running /scripts/init-bottom ... done.
   * Setting up X socket directories...        
  [ OK ]
   * cryptswap1 (running)...         * Starting early crypto disks...        
  [ OK ]

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